JPS5174663A - - Google Patents

Info

Publication number
JPS5174663A
JPS5174663A JP50002640A JP264075A JPS5174663A JP S5174663 A JPS5174663 A JP S5174663A JP 50002640 A JP50002640 A JP 50002640A JP 264075 A JP264075 A JP 264075A JP S5174663 A JPS5174663 A JP S5174663A
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP50002640A
Other languages
Japanese (ja)
Inventor
Eiichi Matsura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP50002640A priority Critical patent/JPS5174663A/ja
Priority to GB51265/75A priority patent/GB1497898A/en
Priority to US05/642,336 priority patent/US4033111A/en
Publication of JPS5174663A publication Critical patent/JPS5174663A/ja
Priority to HK258/82A priority patent/HK25882A/xx
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B43/00—Protecting clockworks by shields or other means against external influences, e.g. magnetic fields

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
JP50002640A 1974-12-23 1974-12-23 Pending JPS5174663A (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP50002640A JPS5174663A (fr) 1974-12-23 1974-12-23
GB51265/75A GB1497898A (en) 1974-12-23 1975-12-15 Electronic watch
US05/642,336 US4033111A (en) 1974-12-23 1975-12-19 Electronic watch having antimagnetic characteristic
HK258/82A HK25882A (en) 1974-12-23 1982-06-17 Electronic watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50002640A JPS5174663A (fr) 1974-12-23 1974-12-23

Publications (1)

Publication Number Publication Date
JPS5174663A true JPS5174663A (fr) 1976-06-28

Family

ID=11534962

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50002640A Pending JPS5174663A (fr) 1974-12-23 1974-12-23

Country Status (4)

Country Link
US (1) US4033111A (fr)
JP (1) JPS5174663A (fr)
GB (1) GB1497898A (fr)
HK (1) HK25882A (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS604145Y2 (ja) * 1975-12-26 1985-02-05 セイコーインスツルメンツ株式会社 電子時計の磁気遮蔽板固定装置
JPS52132874A (en) * 1976-04-30 1977-11-07 Citizen Watch Co Ltd Electronic timepiece
US4276629A (en) * 1976-06-08 1981-06-30 Citizen Watch Company Limited Solar battery timepiece
GB1578573A (en) * 1976-06-08 1980-11-05 Citizen Watch Co Ltd Solar cell timepiece
JPS53102080A (en) * 1977-02-17 1978-09-06 Seiko Epson Corp Magnetisum resistant structure of thin type crystal watch
US4315363A (en) * 1978-03-15 1982-02-16 General Electric Company Method of making and securing a leakage flux conducting device
US4205247A (en) * 1978-03-15 1980-05-27 General Electric Company Prime mover and methods
JPH01148887U (fr) * 1988-04-05 1989-10-16
GB2258930B (en) * 1991-08-17 1995-01-04 Shanghai Chunlei Watch Company Wrist watch having the fuction of magnetic health care
US6522498B1 (en) 1999-11-22 2003-02-18 Seagate Technology Llc Magnetic shield for flux leakage reduction from spindle motor
EP1237058A1 (fr) * 2001-02-28 2002-09-04 Eta SA Fabriques d'Ebauches Utilisation d'un revêtement amagnétique pour recouvrir des pièces dans un mouvement d'horlogerie
US6942379B2 (en) * 2002-05-03 2005-09-13 John Hardy Clock assembly having an adjustable configuration
US20070070818A1 (en) * 2005-09-27 2007-03-29 Casio Computer Co., Ltd. Timepiece apparatus
JP2012150094A (ja) * 2010-12-29 2012-08-09 Seiko Instruments Inc アナログ電子時計
JP6724315B2 (ja) * 2015-09-07 2020-07-15 カシオ計算機株式会社 電子時計

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US849292A (en) * 1905-01-04 1907-04-02 Ashbel T Wall Antimagnetic device for watches.
US1247470A (en) * 1916-06-12 1917-11-20 Eugene T Turney Non-magnetizable watch.
US1377229A (en) * 1917-07-25 1921-05-10 Tanner Engineering Company Inc Dynamo-field regulator
US2579318A (en) * 1950-12-28 1951-12-18 Gen Electric Rotor for dynamoelectric machine
US3528703A (en) * 1967-07-11 1970-09-15 Toyota Motor Co Ltd Headrest for vehicle seats

Also Published As

Publication number Publication date
GB1497898A (en) 1978-01-12
HK25882A (en) 1982-06-24
US4033111A (en) 1977-07-05

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